Reverse Geocoding in Julia.

reverse_geocoding.jl

C:\Users\Ismael
λ julia
               _
   _       _ _(_)_     |  By greedy hackers for greedy hackers.
  (_)     | (_) (_)    |  Documentation: http://docs.julialang.org
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  | | | | | | |/ _' |  |
  | | |_| | | | (_| |  |  Version 0.5.0 (2016-09-19 18:14 UTC)
 _/ |\__'_|_|_|\__'_|  |  Official http://julialang.org/ release
|__/                   |  x86_64-w64-mingw32

julia> using Requests: get, json

julia> @doc """
       Return reverse geocoding data as `Dict`,
       valid `api`s are symbols: `:google` and `:openstreetmap`
       """ ->
       function reverse_geocoding(latitude, longitude; api = :google)
           APIs = Dict(
               :google => "https://maps.googleapis.com/maps/api/geocode/json?latlng=$latitude,$longitude",
               :openstreetmap => "http://nominatim.openstreetmap.org/reverse?format=json&lat=$latitude&lon=$longitude"
           )
           response = get(APIs[api])
           return response.status == 200 ? json(response) : response
       end
reverse_geocoding

julia> latitude, longitude = "19.19059131" , "-99.1398181755643"
("19.19059131","-99.1398181755643")

julia> reverse_geocoding(latitude, longitude)
Dict{String,Any} with 2 entries:
  "status"  => "OK"
  "results" => Any[Dict{String,Any}(Pair{String,Any}("address_components",Any[Dict{String,Any}(Pair{String,Any}("short_name","88"),Pair{String,Any}("types",Any["street_nu…

julia> reverse_geocoding(latitude, longitude, api = :openstreetmap)
Dict{String,Any} with 9 entries:
  "lat"          => "19.1995444"
  "address"      => Dict{String,Any}(Pair{String,Any}("state","CDMX"),Pair{String,Any}("postcode","14500"),Pair{String,Any}("country_code","mx"),Pair{String,Any}("county"…

  "place_id"     => "76870331"
  "display_name" => "Del Rastro, Topilejo, Tlalpan, CDMX, 14500, México"
  "licence"      => "Data © OpenStreetMap contributors, ODbL 1.0. http://www.openstreetmap.org/copyright"
  "osm_id"       => "53011334"
  "lon"          => "-99.1400892"
  "boundingbox"  => Any["19.1985159","19.2032173","-99.1442195","-99.1363364"]
  "osm_type"     => "way"

julia>